let's broaden the world's energy mix. let's go. [ male announcer ] from our nation's networks... ♪ ...to our city streets... ♪ ...to skies around the world... ♪ ...northrop grumman's security solutions are invisibly at work, protecting people's lives... [ soldier ] move out! [ male announcer ] ...without their even knowing it. that's the value of performance. northrop grumman. >>> how do you live knowing that the world's most powerful islamic cleric want use dead? salman rushdie lived under a threat of being killed. it's all because of a book he wrote, "the satanic verses." did you think you were going to die? >> at the very beginning of it, yeah. almost certainly because i knew the nature of the beast, you know. i knew there had been assassinations carried out in europe of the supposed opponents of the regime. they saw it as a lemg mat extension of their rule. >> and you couldn't have imagined that you would get, i'm guessing, the kind of protection that would allow you to be safe. i had no idea what i would get if